35 Important WordPress Interview Questions And Answers for 2 Year Experience

WordPress is a free and open source popular blogging tool and a content management system (CMS) based on PHP and MySQL. It is completely free of cost and you can utilize it to make any kind of individual and business site.

• Theme System
• Plugin System
• Custom Content Types
• The Latest Libraries
• Easily Ad Management
• SEO Friendly

We include a file using "include('filepath.php') " or "require('filepath.php')" function with file path as its parameter.

The word press is protected to work yet at the same time it is proposed to continue refreshing with the most recent variant of WordPress to avoid from hacking.

Plugins are short arrangement of program which help to stretch out and add to the usefulness that as of now exists in WordPress. The center of WordPress is intended to be lean and lightweight, Plugins at that point offer custom capacities and highlights with the goal that every client can tailor their site to their particular needs.

WordPress use PHP code to display post, this code is known as loop.

Print commonly used to print text on screen like echo but print has a return type.  you can use with out parentheses with its argument list.
Example 

count() function return total number of elements in an array or something in an object.

Both are used to store user information on server. The main difference between sessions and cookies is that sessions are stored on the server, and cookies are stored on the user's computers in the text file format. Cookies can't hold multiple variable while session can hold multiple variables..We can set expiry for a cookie,The session only remains active as long as the browser is open.Users do not have access to the data you stored in Session,Since it is stored in the server.Session is mainly used for login/logout purpose while cookies using for user activity tracking

We can set cookies like Setcookie("user", "ram", time()+3600);

We can retrieve a cookie value like - echo $_COOKIE["user"];

Create session : session_start();
Set value into session : $_SESSION['USER_ID']=1;
Remove data from a session : unset($_SESSION['USER_ID'];

we can select database by using mysql_select_db($db_name); function and we can also select a database by using function mysql_query('use databaseName'); 

Category is used to show segments of your site and gathering related posts. It sorts the gathering content into various segments. It is an extremely advantageous approach to arrange the posts.

WYSIWYG Editor is similar to a word processor interface where we can edit the contents of the article.

Yes, WordPress have cookies and WordPress uses cookies for verification of users while logged in

We can use trim() function to remove whitespaces or other predefined characters from both sides of a string.

The header() function sends a raw HTTP header to a client browser.Remember that this function must be called before sending the actual out put.For example, You do not print any HTML element before using this function.

we can redirect a page by using header("Location:index.php"); function.

We mostly use exit() function to stop the execution of a page

The default name of the home page is index.php in php based websites

we can use strlen() function to find the length of a string

isset() function is used to ensure if a variable is set and is not NULL

Custom field is a meta-data that allows you to store arbitrary information to the wordpress post. Through custom field extra information can be added to the post.

MySQL is generally accessible database server and is to a great degree quick. It is an open source and it is accessible at no cost likewise it is upheld by some minimal effort Linux has so its simple for anybody to have their site.

Question #33 - Is it possible to rename the WordPress folder ?

Truly, it is conceivable to rename the WordPress envelope. On the off chance that WordPress is as of now introduced you need to login to the weblog as the chairman and afterward change the settings

WordPress address (URI) :

Blog address( URI) :

In the wake of rolling out the improvements, you can rename the envelope or registry with the WordPress document in it.

Question #34 - How many tables are there in WordPress by default?

Question #35 - How you can disable the WordPress comment? 

In the event that you go on dashboard under options- discussion there is a remark " Allow people to post comment" take a stab at unchecking the remark.